| District ▲ | Winner | Party | Votes | % | Margin |
|---|---|---|---|---|---|
| PA-01 | DEM | 197,682 | 74.9% | D+49.9 | |
| PA-02 | DEM | 220,295 | 91.0% | D+82.7 | |
| PA-03 | DEM | 238,786 | 63.9% | D+28.2 | |
| PA-04 | DEM | 200,809 | 56.8% | D+13.6 | |
| PA-05 | REP | 195,551 | 72.6% | R+45.2 | |
| PA-06 | Gus YatronDEM | DEM | 181,165 | 100.0% | D+100.0 |
| PA-07 | DEM | 248,504 | 50.1% | D+0.2 | |
| PA-08 | DEM | 221,344 | 50.9% | D+1.8 | |
| PA-09 | Bud ShusterREP | REP | 177,986 | 66.5% | R+33.1 |
| PA-10 | REP | 194,737 | 77.1% | R+54.2 | |
| PA-11 | DEM | 185,122 | 58.6% | D+17.1 | |
| PA-12 | DEM | 194,494 | 69.1% | D+39.6 | |
| PA-13 | REP | 238,704 | 56.1% | R+12.2 | |
| PA-14 | DEM | 213,797 | 76.6% | D+56.7 | |
| PA-15 | REP | 189,828 | 58.1% | R+16.3 | |
| PA-16 | REP | 177,992 | 77.8% | R+55.6 | |
| PA-17 | REP | 178,651 | 72.6% | R+45.2 | |
| PA-18 | DEM | 238,489 | 62.7% | D+26.0 | |
| PA-19 | REP | 186,742 | 75.6% | R+52.0 | |
| PA-20 | DEM | 208,998 | 76.0% | D+51.9 | |
| PA-21 | REP | 192,109 | 65.5% | R+31.3 | |
| PA-22 | DEM | 194,428 | 79.0% | D+58.5 | |
| PA-23 | Bill ClingerREP | REP | 183,909 | 51.6% | R+3.3 |